Click on the third or sixth rank to set the en passant target square.

EGTB: win in 2 half-moves

# move score
1 Ra4 win in 1 half-moves
2 Kd5 draw
3 Kd6 draw
4 Ke6 draw
5 Kf6 draw
6 Rc5 draw
7 Rc6 draw
8 Rc7 draw
9 Rc8 draw
10 Kd4 loss in 2 half-moves
11 Ke4 loss in 2 half-moves
12 Kf4 loss in 2 half-moves
13 Kf5 loss in 2 half-moves
14 Rb4 loss in 2 half-moves
15 Rc1 loss in 2 half-moves
16 Rc2 loss in 2 half-moves
17 Rc3 loss in 2 half-moves
18 Rd4 loss in 2 half-moves
19 Re4 loss in 2 half-moves
20 Rf4 loss in 2 half-moves
21 Rg4 loss in 2 half-moves
22 Rh4 loss in 2 half-moves